class_docstr: Monitor and autorestart a kernel.
docstr: Start the polling of the kernel.
docstr_tok: ["Start","the","polling","of","the","kernel","."]
code: def start(self):
      """Start the polling of the kernel."""
      raise NotImplementedError("Must be implemented in a subclass")
  
file_path: catboost/contrib/python/jupyter-client/py2/jupyter_client/restarter.py
imports: from traitlets.config.configurable import LoggingConfigurable
  from traitlets import Instance, Float, Dict, Bool, Integer
label_desc: Use image node_id 2 for calling the KernelRestarter obj's underlying member method code with example usage: obj.start() without return types